Tenacity
-
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.23-3.266.50-7.00
1
7.18
👆🏻
Fracture
Conchoidal
Irregular, Conchoidal
Cleavage
Perfect on {010} imperfect on {100}
On {011}, distinct; on {001}, {013}, indistinct
Mohs Hardness
6.5-73
2
10
👆🏻
Chemical Composition
Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
PbMoO 4Walter Schumann , Gemstones of the world (2001)